Public high schools in Louisiana serve students in grades 9 through 12 and are funded by state and local taxes. They follow the Louisiana Department of Education guidelines and offer a range of academic programs, including core subjects like math, science, and English, as well as electives in arts and vocational training. These schools aim to prepare students for college and careers, providing opportunities for extracurricular activities such as sports, clubs, and community service. Public high schools in Louisiana also participate in standardized testing to assess student performance and ensure educational standards are met.